Question Simplify the expression 3139−A Evaluate 3140−1−ASolution 3139−A Show Solution Find the roots A=3139 Evaluate 3140−1−ATo find the roots of the expression,set the expression equal to 0 3140−1−A=0Subtract the numbers 3139−A=0Move the constant to the right-hand side and change its sign −A=0−3139Removing 0 doesn't change the value,so remove it from the expression −A=−3139Solution A=3139 Show Solution
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